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Finding the Fourth Proportional to 71,098.70, 98,135.10 and 44,225.91

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Solution

The fourth proportional to 71,098.70, 98,135.10 and 44,225.91 is: 61,043.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,098.70 : 98,135.10 = 44,225.91 : x
  2. Step 2: Convert to fraction form
    71,098.70/98,135.10 = 44,225.91/x
  3. Step 3: Cross multiply
    71,098.70x = 98,135.10 × 44,225.91
  4. Step 4: Simplify right side
    71,098.70x = 4,340,114,100.44
  5. Step 5: Solve for x
    x = 4,340,114,100.44/71,098.70
  6. Step 6: Final answer
    x = 61,043.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.